dtjwov4984 2017-06-09 19:57
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上传时重命名文件

I have this upload script to upload multiple files which works fine. However I want to rename the files on upload to a variable set in the page plus a random number

if(isset($_FILES['files'])){
    $errors= array();
    foreach($_FILES['files']['tmp_name'] as $key => $tmp_name ){
        $file_name = $key.$_FILES['files']['name'][$key];
        $file_size =$_FILES['files']['size'][$key];
        $file_tmp =$_FILES['files']['tmp_name'][$key];
        $file_type=$_FILES['files']['type'][$key];  
        $desired_dir="hr-documents";
        if(empty($errors)==true){
            if(is_dir($desired_dir)==false){
                mkdir("$desired_dir", 0700);        // Create directory if it does not exist
            }
            if(is_dir("$desired_dir/".$file_name)==false){
                move_uploaded_file($file_tmp,"$desired_dir/".$file_name);
            }else{                                  // rename the file if another one exist
                $new_dir="$desired_dir/".$file_name.time();
                 rename($file_tmp,$new_dir) ;               
            }
         mysql_query($query);           
        }else{
                print_r($errors);
        }
    }
    if(empty($error)){
        echo"There has been an error.";}

Is there a way to do this?

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2条回答 默认 最新

  • douqi4673 2017-06-09 20:31
    关注

    Try this

    $date = date("dmY");
    $newfilename = round(microtime(true)) . '.' . end($temp);
    move_uploaded_file($_FILES["passport"]["tmp_name"], "$desired_dir/image_" . $date . "_" . $newfilename);
    

    This will create a new filename like image_09210313_32134144.jpg

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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